#include<iostream>
using namespace std;

int main(){
	int numbers[5] = {2, 4, 6, 8, 10};

	cout << "[";
	for(auto n : numbers) 
		cout << n << ", ";
	cout << "\b\b]\n";

	// Now let's add something!
	numbers[5] = 12;
	numbers[6] = 14;
	numbers[7] = 16;
	numbers[8] = 18;
	numbers[9] = 20;
	numbers[10] = 22;
	numbers[11] = 24;
	
	cout << "[";
	for(int i = 0; i < 12; i++) 
		cout << numbers[i] << ", ";
	cout << "\b\b]\n";
	
	return 0;
}